Revert "Show connected WiFi network in notification drawer."

This reverts commit 12cba32b8297ee84af4fbdaebce496845faf4080.
No need for an icon.  Fixes previous mms breathe commit.
Signed-off-by: scotthartbti <scott.hart.bti@gmail.com>

Change-Id: I3b80b7d5c9ad69e4b748265c905eae9c5b749b8b